1. What's the name the bay of Sydney?
2. How many inhabitans has Sydney?
3. What's the oficial language?
4. What are the favorite sports?
5. Why has the name of Sydney?
6. Why has a lot of cultures?
7. What are the building more old?
8. What's the most famous beach to do surf?
9. What climate has Sydney?
10. Where's geographically in Australia?